The start of a new year is a great opportunity to resolve to get off the couch and on a regular exercise regimen. Home School Family Fitness: A Complete Curriculum Guide by Bruce Whitney, a homeschool dad with a PhD in Kinesiology, makes your job of encouraging your teen to keep physically fit easy by providing you with fitness tests, lesson plans, and motivational tips.  The book is family friendly and includes activities for all grades K – 12.